564139534904508 has 24 divisors (see below), whose sum is σ = 1316654416325248. Its totient is φ = 187999535223216.

The previous prime is 564139534904501. The next prime is 564139534904531. The reversal of 564139534904508 is 805409435931465.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564139534904501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5872001416 + ... + 5872097487.

Almost surely, 2^{564139534904508} is an apocalyptic number.

It is an amenable number.

564139534904508 is an abundant number, since it is smaller than the sum of its proper divisors (752514881420740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

564139534904508 is a wasteful number, since it uses less digits than its factorization.

564139534904508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11744102913 (or 11744102911 counting only the distinct ones).

The product of its (nonzero) digits is 279936000, while the sum is 66.

The spelling of 564139534904508 in words is "five hundred sixty-four trillion, one hundred thirty-nine billion, five hundred thirty-four million, nine hundred four thousand, five hundred eight".